Optimal Catalyst and Cocatalyst Precontacting in Industrial Ethylene Copolymerization Processes

Table 2

Polymerization conditions and activities.

Exp. series	/bar	/bar	Stirring/—	/min	//mol kmol	//mol kmol	/	σ/%	Relative /%
(1.1)	2	0.2	Yes	0.5	—	—	3.30	3	—
(1.2)	2	0.2	Yes	1	—	—	3.70	3	12
(1.3)	3	0.3	Yes	0.5	—	—	4.32	3	—
(1.4)	3	0.3	Yes	1	—	—	4.85	3	12
(1.5)	3	0.3	Yes	2	—	—	4.34	3	0
(1.6)	3	0.3	No	0	—	—	3.26	2	—
(1.7)	3	0.3	No	2	—	—	3.78	4	16
(1.8)	3	0.3	No	4	—	—	2.93	6	−10
(1.9)	3	0.3	No	8	—	—	2.36	4	−28
(1.10)	3	0.3	Yes	0.5	100	—	4.38	1	—
(1.11)	3	0.3	Yes	2	100	—	5.20	6	19
(1.12)	3	0.3	Yes	4	100	—	4.14	2	−5.5
(1.13)	3	0.3	Yes	8	100	—	3.63	2	−17